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WorksheetsOne-Dimensional Motion Unit Quiz
Total questions: 10
Worksheet time: 31mins
A (a) is a number with a direction attached to it.
(a) is a measure of the actual path taken when moving from one location to another.
Check all the quantities that can, for the purposes of this class, best be described as vectors.
time
distance
velocity
displacement
speed
A rock falls off a cliff. It lands on the ground 2 seconds later. What quantities can be inferred from the information found in this problem?
time
displacement
final velocity
initial velocity
acceleration
Which statement best describes average speed?
The velocity of an object at any given moment.
The overall speed of an object as it travels over a period of time.
distance / time
A brick is thrown straight down off a building with a speed of 6 m/s. If it lands in 2.9s, how far up is the building?
50 m
58.6 m
24.15 m
41 m
When ab object experiences positive velocity and negative acceleration, the object...
slows down
speeds up
remains at rest
moves in a negative direction.
Maribel is pushed off of a 25 m cliff and into a lake, far below. How fast is she going just before she hits the water?
490.5 m/s
22.4 m/s
15.6 m/s
48.3 m/s
On a plot of velocity versus time, a straight line at an angle above the time-axis means...
displacement is parabolic.
acceleration changes with time.
acceleration is linear.
There is not enough information to answer this question.
An object in free-fall...
has constant velocity as it falls toward the earth.
is weightless as it falls.
accelerates at a constant rate of -9.81 m/s^2.
only experiences the acceleration due to gravity and no other forces acting upon it.
